Ophthalmic compositions comprising F6H8

Administering semifluorinated alkanes like F(CF2)4(CH2)5H to enrich ophthalmic tissues addresses the limitations of current treatments by providing sustained lubrication and reducing dry eye symptoms effectively, while avoiding visual disturbances and contamination risks.

US12569452B2Active Publication Date: 2026-03-10NOVALIQ GMBH
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Patent Information

Application Number
US18/439258
Authority / Receiving Office
US · United States
Patent Type
Patents(United States)
Current Assignee / Owner
Priority Date
2017-10-04
Filing Date
2024-02-12
Publication Date
2026-03-10
Estimated Expiration
2038-10-03

AI Technical Summary

Technical Problem

Current treatments for keratoconjunctivitis sicca and Meibomian gland dysfunction, such as artificial tears and ophthalmic emulsions, often cause visual disturbances and are difficult to manufacture in sterile form, and preservatives can be damaging to the eye, while existing semifluorinated alkane compositions do not provide effective enrichment or delayed release in ophthalmic tissues.

Method used

A method of administering a semifluorinated alkane, such as F(CF2)4(CH2)5H, F(CF2)4(CH2)6H, F(CF2)6(CH2)6H, or F(CF2)6(CH2)8H, to enrich ophthalmic tissues and provide delayed release, optionally without active drugs, in the form of liquid drops, typically twice daily, to treat dry eye disease and Meibomian gland dysfunction.

Benefits of technology

The method effectively enriches ophthalmic tissues with semifluorinated alkanes, providing sustained lubrication and tear film supplementation, reducing ocular surface damage and symptoms of dryness without visual disturbances, and is cost-effective and less prone to contamination.

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Abstract

The present disclosure provides methods of treatment using ophthalmic compositions comprising semifluorinated alkanes for keratoconjunctivitis sicca and / or Meibomian gland dysfunction, which methods provide for the enrichment of an ophthalmic tissue in the semifluorinated alkane, and optionally methods of delayed release of the semifluorinated alkane from the enriched ophthalmic tissue to the surface of the cornea and / or conjunctiva, and / or to the Meibomian gland.
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